PT-2026-60913

Impact WebauthnSimpleFakeCredentialGenerator is the library-provided default implementation of the FakeCredentialGenerator interface. It returns a stable list of decoy PublicKeyCredentialDescriptor objects for a given username so that an assertion request for an unknown user looks the same as a...

CVE-2026-30964: Origin Validation Error

web-auth/webauthn-lib is an open source set of PHP libraries and a Symfony bundle to allow developers to integrate that authentication mechanism into their web applications. Prior to 5.2.4, when allowedorigins is configured, CheckAllowedOrigins reduces URL-like values to their host component and...

Username Enumeration

web-auth/webauthn-framework and web-auth/webauthn-lib are vulnerable to Username Enumeration. The vulnerability is due to the ProfileBasedRequestOptionsBuilder method returning allowedCredentials without any credentials if no username was found. This allows an attacker to enumerate valid username...

CVE-2024-39912 Enumeration of valid usernames in web-auth/webauthn-lib

web-auth/webauthn-lib is an open source set of PHP libraries and a Symfony bundle to allow developers to integrate that authentication mechanism into their web applications. The ProfileBasedRequestOptionsBuilder method returns allowedCredentials without any credentials if no username was found...

CVE-2024-39912

CVE-2024-39912 affects web-auth/webauthn-lib (PHP/Symfony) where ProfileBasedRequestOptionsBuilder returns allowedCredentials without credentials if no username is found, enabling username enumeration when WebAuthn is used as the first/only authentication method. Documented impact is enumeration ...

CVE-2024-39912

web-auth/webauthn-lib is an open source set of PHP libraries and a Symfony bundle to allow developers to integrate that authentication mechanism into their web applications. The ProfileBasedRequestOptionsBuilder method returns allowedCredentials without any credentials if no username was found...

CVE-2024-39912: Observable Response Discrepancy

web-auth/webauthn-lib is an open source set of PHP libraries and a Symfony bundle to allow developers to integrate that authentication mechanism into their web applications. The ProfileBasedRequestOptionsBuilder method returns allowedCredentials without any credentials if no username was found...

PT-2024-5621

Name of the Vulnerable Software and Affected Versions web-auth/webauthn-lib versions prior to 4.9.0 Description The issue is related to the ProfileBasedRequestOptionsBuilder method in the web-auth/webauthn-lib library, which returns allowedCredentials without any credentials if no username was...